[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 17 22:41:34 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 17 Jun, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                              1000774
    Prefixes after maximum aggregation (per Origin AS):          367418
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      394449
Total ASes present in the Internet Routing Table:                 76085
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65093
Origin ASes announcing only one prefix:                           26136
Transit ASes present in the Internet Routing Table:               10992
Transit-only ASes present in the Internet Routing Table:            544
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                     104
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1119
    Number of instances of unregistered ASNs:                      1125
Number of 32-bit ASNs allocated by the RIRs:                      44779
Number of 32-bit ASNs visible in the Routing Table:               36690
Prefixes from 32-bit ASNs in the Routing Table:                  197801
Number of bogon 32-bit ASNs visible in the Routing Table:           179
Special use prefixes present in the Routing Table:                   46
Prefixes being announced from unallocated address space:            702
Number of addresses announced to Internet:                   3112510260
    Equivalent to 185 /8s, 133 /16s and 35 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      341322

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   259458
    Total APNIC prefixes after maximum aggregation:               74703
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251485
    Unique aggregates announced from the APNIC address blocks:    48371
APNIC Region origin ASes present in the Internet Routing Table:   14266
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               4302
APNIC Region transit ASes present in the Internet Routing Table:   1914
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9652
Number of APNIC addresses announced to Internet:              471900512
    Equivalent to 28 /8s, 32 /16s and 161 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    287395
    Total ARIN prefixes after maximum aggregation:               126898
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291602
    Unique aggregates announced from the ARIN address blocks:    124760
ARIN Region origin ASes present in the Internet Routing Table:    19163
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6941
ARIN Region transit ASes present in the Internet Routing Table:    1991
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4937
Number of ARIN addresses announced to Internet:              1689315650
    Equivalent to 100 /8s, 176 /16s and 233 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    282072
    Total RIPE prefixes after maximum aggregation:               129819
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           276815
    Unique aggregates announced from the RIPE address blocks:    160354
RIPE Region origin ASes present in the Internet Routing Table:    28753
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12120
RIPE Region transit ASes present in the Internet Routing Table:    4044
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11891
Number of RIPE addresses announced to Internet:               696232306
    Equivalent to 41 /8s, 127 /16s and 169 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  135663
    Total LACNIC prefixes after maximum aggregation:              29004
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         133865
    Unique aggregates announced from the LACNIC address blocks:   50116
LACNIC Region origin ASes present in the Internet Routing Table:  11107
    LACNIC Prefixes per ASN:                                      12.05
LACNIC Region origin ASes announcing only one prefix:              2146
LACNIC Region transit ASes present in the Internet Routing Table:  2460
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                       104
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8996
Number of LACNIC addresses announced to Internet:             176727072
    Equivalent to 10 /8s, 136 /16s and 164 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  35067
    Total AfriNIC prefixes after maximum aggregation:              6293
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         46304
    Unique aggregates announced from the AfriNIC address blocks:  10476
AfriNIC Region origin ASes present in the Internet Routing Table:  1850
    AfriNIC Prefixes per ASN:                                     25.03
AfriNIC Region origin ASes announcing only one prefix:              627
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1214
Number of AfriNIC addresses announced to Internet:             77987328
    Equivalent to 4 /8s, 165 /16s and 254 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9843       8744      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5642        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4980       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4200        347      23  UNASSIGNED
  7552        3946       1331      21  UNASSIGNED
  9498        3780      131326     169  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3615       1043      64  UNASSIGNED
 45899        3279       1857     105  UNASSIGNED
 24560        2823        863     400  UNASSIGNED
  4766        2484      11523     582  UNASSIGNED

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10049      11416    3574  AMAZON-02, US
   174        5379       8783     871  COGENT-174, US
 11492        4639        308     550  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3554       3039     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3251      54901    2503  UNASSIGNED
 16625        3202       1363    2242  AKAMAI-AS, US
  7018        2834      23664    1778  ATT-INTERNET4, US
396982        2763       3620     412  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9199       1234    2049  TTNET, TR
 12479        7727       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3901       3396     153  AKAMAI-ASN1, NL
  9009        3591        306    1811  M247, RO
 12389        2987       2304     897  ROSTELECOM-AS, RU
 34984        2391        364     568  TELLCOM-AS, TR
  8452        1844       1852      14  TE-AS TE-AS, EG
  8551        1772        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1697        123    1231  CDNEXT, GB

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11917       3312     502  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2543        353     671  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1551       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1249        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1091        369      22  Telefonica del Peru S.A.A., PE

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1636        314      37  Telkom-Internet, ZA
 24863        1611        389      20  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1380       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1219         77      73  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 15399         526         56      56  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11917       3312     502  UNINET, MX
 16509       10049      11416    3574  AMAZON-02, US
  9808        9843       8744      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9199       1234    2049  TTNET, TR
 12479        7727       1708     145  UNI2-AS, ES
  7545        5642        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5379       8783     871  COGENT-174, US
  4538        4980       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4639        308     550  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9843         9770  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7727         7582  UNI2-AS, ES
 47331        9199         7150  TTNET, TR
 16509       10049         6475  AMAZON-02, US
  7545        5642         4969  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4980         4906  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5379         4508  COGENT-174, US
 18403        4200         4177  UNASSIGNED
 11492        4639         4089  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.170.224.0/24      Origin:     30168  UNASSIGNED
23.170.224.0/24     Transit:    397095  SETSONLLC, US
23.189.192.0/24      Origin:     27593  UNASSIGNED
23.189.192.0/24     Transit:       174  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:1        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:93      /12:298     
/13:580     /14:1195    /15:2119    /16:13364   /17:8380    /18:14184   
/19:25275   /20:45403   /21:53967   /22:114571  /23:107231  /24:607585  
/25:1127    /26:1085    /27:1632    /28:313     /29:522     /30:515     
/31:352     /32:914     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8302        9199  TTNET, TR
 12479        6816        7727  UNI2-AS, ES
  8151        5950       11917  UNINET, MX
 11492        3546        4639  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2660        3554  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2161        2503  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2147        3518  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2321      2:1672      3:350       4:22        5:4658      6:162    
   7:6         8:1628      9:1        11:172      12:1460     13:356    
  14:2454     15:316      16:217      17:370      18:774      20:396    
  21:4        22:188      23:6899     24:3100     25:2        27:2640   
  29:19       31:2648     32:61       34:66       35:139      36:2340   
  37:4604     38:9000     39:899      40:142      41:4589     42:2035   
  43:2412     44:330      45:18571    46:4583     47:305      49:1977   
  50:1900     51:584      52:1613     54:316      55:917      56:8      
  57:211      58:2157     59:1265     60:1035     61:2670     62:2839   
  63:1921     64:5683     65:2352     66:4783     67:3068     68:1333   
  69:4149     70:1381     71:583      72:2964     74:2640     75:1583   
  76:625      77:2638     78:4198     79:1816     80:2218     81:2191   
  82:1703     83:1397     84:1693     85:4094     86:930      87:2341   
  88:3119     89:4273     90:680      91:8294     92:2327     93:2733   
  94:3827     95:5435     96:1280     97:318      98:1058     99:740    
 100:90      101:1180    102:3885    103:32698   104:4862    105:2115   
 106:1003    107:2602    108:1157    109:4100    110:2152    111:3278   
 112:2080    113:1819    114:1828    115:2152    116:1910    117:2656   
 118:2804    119:2015    120:1810    121:1389    122:2706    123:2267   
 124:1679    125:2881    126:32      128:1534    129:1013    130:1209   
 131:2026    132:934     133:412     134:1742    135:365     136:1119   
 137:1096    138:3144    139:1528    140:1399    141:1366    142:1686   
 143:1731    144:1014    145:373     146:2131    147:1995    148:2556   
 149:2814    150:1042    151:1359    152:2251    153:593     154:7233   
 155:1506    156:2313    157:1887    158:1161    159:2322    160:2834   
 161:1720    162:3603    163:1723    164:1725    165:2203    166:1277   
 167:1837    168:4324    169:831     170:5353    171:1048    172:3884   
 173:3078    174:897     175:1249    176:3619    177:6313    178:3833   
 179:2654    180:2449    181:3856    182:3356    183:1987    184:2283   
 185:21167   186:5545    187:5090    188:4293    189:4553    190:9693   
 191:2044    192:11092   193:9204    194:7620    195:5464    196:3299   
 197:2822    198:6122    199:7981    200:8633    201:6631    202:10743  
 203:10325   204:4649    205:3719    206:4535    207:3664    208:4211   
 209:5154    210:4789    211:2633    212:4414    213:3622    214:1059   
 215:49      216:6870    217:3070    218:1358    219:583     220:2031   
 221:1041    222:852     223:2250   

End of report


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